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41 lines
709 B
41 lines
709 B
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#ifdef __linux__
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#include <sys/prctl.h>
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#endif
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void* read_file(const char* path, size_t* out_len) {
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FILE* f = fopen(path, "r");
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if (!f) {
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return NULL;
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}
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fseek(f, 0, SEEK_END);
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long f_len = ftell(f);
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rewind(f);
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char* buf = calloc(f_len + 1, 1);
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assert(buf);
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size_t num_read = fread(buf, f_len, 1, f);
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fclose(f);
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if (num_read != 1) {
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return NULL;
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}
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if (out_len) {
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*out_len = f_len + 1;
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}
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return buf;
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}
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void set_thread_name(const char* name) {
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#ifdef __linux__
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// pthread_setname_np is dumb (fails instead of truncates)
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prctl(PR_SET_NAME, (unsigned long)name, 0, 0, 0);
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#endif
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}
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