bzr branch
http://suren.me/webbzr/alps/pcitool
252
by Suren A. Chilingaryan
Provide data debugging API |
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#define _ISOC99_SOURCE
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250
by Suren A. Chilingaryan
Provide an interface for logging debug messages |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <stdarg.h> |
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252
by Suren A. Chilingaryan
Provide data debugging API |
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#include <string.h> |
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#include <sys/stat.h> |
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250
by Suren A. Chilingaryan
Provide an interface for logging debug messages |
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252
by Suren A. Chilingaryan
Provide data debugging API |
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#include "config.h" |
250
by Suren A. Chilingaryan
Provide an interface for logging debug messages |
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#include "error.h" |
252
by Suren A. Chilingaryan
Provide data debugging API |
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#include "debug.h" |
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#define PCILIB_MAX_DEBUG_FILENAME_LENGTH 1023
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250
by Suren A. Chilingaryan
Provide an interface for logging debug messages |
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271
by Suren A. Chilingaryan
Prevent excessive calling of getenv by debugging code for better performance |
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263
by Suren A. Chilingaryan
Support pcilib_log_once calls |
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void pcilib_debug_message(const char *function, const char *file, int line, pcilib_log_flags_t flags, const char *format, ...) { |
250
by Suren A. Chilingaryan
Provide an interface for logging debug messages |
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va_list va; |
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271
by Suren A. Chilingaryan
Prevent excessive calling of getenv by debugging code for better performance |
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// if (!getenv(function)) return;
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250
by Suren A. Chilingaryan
Provide an interface for logging debug messages |
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va_start(va, format); |
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263
by Suren A. Chilingaryan
Support pcilib_log_once calls |
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pcilib_log_vmessage(file, line, PCILIB_LOG_DEBUG, flags, format, va); |
250
by Suren A. Chilingaryan
Provide an interface for logging debug messages |
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va_end(va); |
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}
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252
by Suren A. Chilingaryan
Provide data debugging API |
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void pcilib_debug_data_buffer(const char *function, size_t size, void *buffer, pcilib_debug_buffer_flags_t flags, const char *file, ...) { |
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va_list va; |
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FILE *f; |
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size_t prefix_len; |
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const char *prefix; |
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char fname[PCILIB_MAX_DEBUG_FILENAME_LENGTH + 1]; |
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prefix = getenv(function); |
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if (!prefix) return; |
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if ((!prefix[0])||(prefix[0] == '1')) |
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prefix = PCILIB_DEBUG_DIR; |
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prefix_len = strlen(prefix); |
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if (prefix_len >= PCILIB_MAX_DEBUG_FILENAME_LENGTH) |
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return; |
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if (prefix_len) { |
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strncpy(fname, prefix, PCILIB_MAX_DEBUG_FILENAME_LENGTH + 1); |
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fname[prefix_len++] = '/'; |
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}
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fname[PCILIB_MAX_DEBUG_FILENAME_LENGTH] = -1; |
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va_start(va, file); |
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vsnprintf(fname + prefix_len, PCILIB_MAX_DEBUG_FILENAME_LENGTH + 1 - prefix_len, file, va); |
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va_end(va); |
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// file name is too long, skipping...
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if (!fname[PCILIB_MAX_DEBUG_FILENAME_LENGTH]) |
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return; |
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if (flags&PCILIB_DEBUG_BUFFER_MKDIR) { |
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char *slash; |
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if (prefix_len) slash = fname + prefix_len - 1; |
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else slash = strchr(fname, '/'); |
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while (slash) { |
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size_t len; |
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*slash = 0; |
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mkdir(fname, 0755); |
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len = strlen(fname); |
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*slash = '/'; |
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slash = strchr(fname + len + 1, '/'); |
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}
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}
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if (flags&PCILIB_DEBUG_BUFFER_APPEND) |
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f = fopen(fname, "a+"); |
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else
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f = fopen(fname, "w"); |
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if (!f) |
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return; |
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if (size&&buffer) |
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fwrite(buffer, 1, size, f); |
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fclose(f); |
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}
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